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Finding the Third Proportional to 423,880,138 and 572,519,616

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Solution

The third proportional to 423,880,138 and 572,519,616 is: 773,281,598.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,880,138 : 572,519,616 = 572,519,616 : x
  2. Step 2: Convert to fraction form
    423,880,138/572,519,616 = 572,519,616/x
  3. Step 3: Cross multiply
    423,880,138x = 572,519,616 × 572,519,616
  4. Step 4: Simplify right side
    423,880,138x = 327,778,710,704,787,456
  5. Step 5: Solve for x
    x = 327,778,710,704,787,456/423,880,138
  6. Step 6: Final answer
    x = 773,281,598.55

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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.